Équations équilibrées la veille |
2 B + 3 Cl2 = 2 BCl3
Ba(BrO3)2(aq) + Na3PO4(aq) = Ba3(PO4)2(s) + NaBrO3(aq) =>
3 Ba(BrO3)2(aq) + 2 Na3PO4(aq) = Ba3(PO4)2(s) + 6 NaBrO3(aq)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Bi2S3 + HNO3 = S + Bi(NO3)3 + H2O + NO2 =>
Bi2S3 + 12 HNO3 = 3 S + 2 Bi(NO3)3 + 6 H2O + 6 NO2
C2H5OH + Br2 = C2H4Br2 + H2O =>
C2H5OH + Br2 = C2H4Br2 + H2O
Fe(O2)3 + C = Fe + CO =>
Fe(O2)3 + 6 C = Fe + 6 CO
(NH4)3PO4 + CaCl2 = Ca(PO4)2 + NH4 + Cl =>
2(NH4)3PO4 + CaCl2 = Ca(PO4)2 + 6 NH4 + 2 Cl
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
CH3CN + O2 = CO + H2O + NO =>
4 CH3CN + 9 O2 = 8 CO + 6 H2O + 4 NO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Li3N + H2O = LiOH + NH3 =>
Li3N + 3 H2O = 3 LiOH + NH3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Al + CuNO3 = Al(NO3)3 + Cu =>
Al + 3 CuNO3 = Al(NO3)3 + 3 Cu
Mn2O7 + K2SO4 + H2O = KMnO4 + H2SO4 =>
Mn2O7 + K2SO4 + H2O = 2 KMnO4 + H2SO4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
KOH + Pb(CH3COO)2 = KCH3COO + Pb(OH)2 =>
2 KOH + Pb(CH3COO)2 = 2 KCH3COO + Pb(OH)2
KHSO4 + NaCl = NaHSO4 + KCl =>
KHSO4 + NaCl = NaHSO4 + KCl
BaS + PtCl2 = BaCl2 + PtS =>
BaS + PtCl2 = BaCl2 + PtS
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C13H8O + NaBH4 + CH3OH = C13H9OH + NaB(OCH3)4 =>
4 C13H8O + NaBH4 + 4 CH3OH = 4 C13H9OH + NaB(OCH3)4
P4O10 + Na2O = Na3PO4 =>
P4O10 + 6 Na2O = 4 Na3PO4
O2 + CH4 + C2F6 = CO2 + HF =>
7 O2 + 3 CH4 + 2 C2F6 = 7 CO2 + 12 HF
FeS + H2SO4 + HNO3 = Fe2(SO4)3 + NO2 + H2O =>
2 FeS + H2SO4 + 18 HNO3 = Fe2(SO4)3 + 18 NO2 + 10 H2O
CrO3 + H2O = H2Cr2O7 =>
2 CrO3 + H2O = H2Cr2O7
Fe + NO2 = Fe3O4 + N2 =>
3 Fe + 2 NO2 = Fe3O4 + N2
Co(NO3)2 + HCl = HNO3 + CoCl2 =>
Co(NO3)2 + 2 HCl = 2 HNO3 + CoCl2
PbCl4(aq) + Na2CO3(aq) = PbCl(aq) + CO3(aq) + NaCl(aq) =>
2 PbCl4(aq) + 3 Na2CO3(aq) = 2 PbCl(aq) + 3 CO3(aq) + 6 NaCl(aq)
KCl(aq) + Al(NO3)3(aq) = K(NO3)(aq) + AlCl3(aq) =>
3 KCl(aq) + Al(NO3)3(aq) = 3 K(NO3)(aq) + AlCl3(aq)
KCIO3 + S = SO2 + KCI =>
2 KCIO3 + 3 S = 3 SO2 + 2 KCI
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Al2O3 + C + Cl = AlCl3 + CO2 =>
2 Al2O3 + 3 C + 12 Cl = 4 AlCl3 + 3 CO2
Al2 + H2Cl = Al2Cl + H2 =>
Al2 + H2Cl = Al2Cl + H2
ZnS + O2 = ZnO + SO4SO2 =>
2 ZnS + 4 O2 = 2 ZnO + SO4SO2
C2H2Cl4 + H2O + O2 = HCl + CO2 =>
2 C2H2Cl4 + 2 H2O + 3 O2 = 8 HCl + 4 CO2
C6H5OK + CO2 + H2O = C6H5OH + KHCO3 =>
C6H5OK + CO2 + H2O = C6H5OH + KHCO3
C3H7OH + Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O + C3H6O =>
3 C3H7OH + Na2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + Na2SO4 + 7 H2O + 3 C3H6O
CH3CH22CH3 + O2 = CH3COOH + H2O =>
2 CH3CH22CH3 + 14 O2 = 3 CH3COOH + 22 H2O
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
NbI4 + I2 = NbI5 =>
2 NbI4 + I2 = 2 NbI5
Cu(s) + HNO3(l) = Cu(NO3)2(g) + H2O(l) + NO(g) =>
3 Cu(s) + 8 HNO3(l) = 3 Cu(NO3)2(g) + 4 H2O(l) + 2 NO(g)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaHCO3(s) + H2SO4(ac) = Na2SO4(ac) + H2O(l) + CO2(g) =>
2 NaHCO3(s) + H2SO4(ac) = Na2SO4(ac) + 2 H2O(l) + 2 CO2(g)
KMnO4 + CuSO3 + H2O = MnO2 + CuSO4 + KOH =>
2 KMnO4 + 3 CuSO3 + H2O = 2 MnO2 + 3 CuSO4 + 2 KOH
KCl + CH3CH2CH2CH2OH = CH3CH2CH2CH2Cl + KOH =>
KCl + CH3CH2CH2CH2OH = CH3CH2CH2CH2Cl + KOH
K2Cr2O7 + HCl + SnCl2 = SnCl4 + KCl + CrCl3 + H2O =>
K2Cr2O7 + 14 HCl + 3 SnCl2 = 3 SnCl4 + 2 KCl + 2 CrCl3 + 7 H2O
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